400 m, Men
| Competition | 2012 South American Athletics U18 Championships |
|---|---|
| Venue |
Mendoza
 ARG
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Willian Landazury |  COL |
48.88 | ||
| 🥇 | Eudy Roberti |  VEN |
49.03 | ||
| 🥉 | Rafael Peres |  BRA |
49.08 |